在给定中心点、长轴上的点和半径比的情况下,在 WCS 的 XY 平面中创建一个椭圆。 支持的平台:仅窗口 签名工 务 局: RetVal = object.AddEllipse(Center, MajorAxis, RadiusRatio) 言论椭圆可以是闭合的,也可以是开放的(椭圆弧),并在当前 WCS 的XY平面上创建。 此对象表示真正的椭圆,而不是折线近似值。 ![]() 例子工 务 局: Sub Example_AddEllipse()
' This example creates an ellipse in model space.
Dim ellObj As AcadEllipse
Dim majAxis(0 To 2) As Double
Dim center(0 To 2) As Double
Dim radRatio As Double
' Create an ellipse in model space
center(0) = 5#: center(1) = 5#: center(2) = 0#
majAxis(0) = 10: majAxis(1) = 20#: majAxis(2) = 0#
radRatio = 0.3
Set ellObj = ThisDrawing.ModelSpace.AddEllipse(center, majAxis, radRatio)
ZoomAll
End Sub
Visual LISP: (vl-load-com)
(defun c:Example_AddEllipse()
;; This example creates an ellipse in model space.
(setq acadObj (vlax-get-acad-object))
(setq doc (vla-get-ActiveDocument acadObj))
;; Create an ellipse in model space
(setq center (vlax-3d-point 5 5 0)
majAxis (vlax-3d-point 10 20 0)
radRatio 0.3)
;; Create the ellipse in mode space
(setq modelSpace (vla-get-ModelSpace doc))
(setq ellObj (vla-AddEllipse modelSpace center majAxis radRatio))
(vla-ZoomAll acadObj)
)
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